Oven



FIG. 1 is a perspective view of an oven, showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a side elevation view thereof taken from the right of FIG. 2;

FIG. 5 is a side elevation view thereof taken from the left of FIG. 2;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown in the drawings are for illustrative purposes only and form no part of the claimed design. 

CLAIM I claim, the ornamental design for an oven, as shown and described. 